OK!'s Battle of the Cleavage: Meet the Contestants

There are two dozen buxom celebrities available to vote on in OK!'s first-ever Best of the Breast: Cleavage Battle, some of whom, like Angelina Jolie and Jessica Simpson are known to everyone and others, like the Mad Men duo of January Jones and Christina Hendricks, whose stars are rapidly on the rise. Here's your chance to scan through the entire gallery so you can make an informed vote!

CLICK THE NAMES ON THE LIST OR SCAN THROUGH THE BELOW GALLERY — AND REMEMBER TO VOTE NOW, BECAUSE THE FIRST ROUND OF VOTES CLOSES ON MON, JAN. 25 @ NOON ET!

• Jennifer Love Hewitt

• Christina Hendricks

• Angelina Jolie

• Christina Aguilera

• Kim Zolciak

• Audrina Patridge

• Scarlett Johansson

• Kim Kardashian

• Salma Hayek

• Kendra Wilkinson

• Blake Lively

• Katy Perry

• Halle Berry

• Mariah Carey

• Britney Spears

• Tila Tequila

• Jessica Simpson

• Heidi Montag

• Beyoncé

• Fergie

• Heidi Klum

• Holly Madison

• Megan Fox

• January Jones